Yeend, W.E., 1994, Calculated gold resource in Circle and Fortymile placers, in Till, A.B., and Moore, T.E., eds., Geologic studies in Alaska by the U.S. Geological Survey, 1993: U.S. Geological Survey Bulletin 2107, p. 91-93.
This publication is part of a larger work. Please see B 2107 for more information.
Metals